datastream, year, month, tod,n, min, max, mean, std
sgpcmbeC1.c1,2003,04 0:30:00,30 ,0.329155,10.20256,1.716303,1.856981
sgpcmbeC1.c1,2003,04 1:30:00,30 ,0.495648,4.080605,1.596715,  0.8479
sgpcmbeC1.c1,2003,04 2:30:00,30 ,0.244209,8.546846,1.714932,1.812449
sgpcmbeC1.c1,2003,04 3:30:00,30 , 0.43323, 4.50087, 1.43301,0.941662
sgpcmbeC1.c1,2003,04 4:30:00,30 ,0.180783, 4.51275, 1.59809,1.263075
sgpcmbeC1.c1,2003,04 5:30:00,30 ,0.559696,4.724808,1.629184, 1.00075
sgpcmbeC1.c1,2003,04 6:30:00,30 ,0.310452,8.984957,3.662257,2.742767
sgpcmbeC1.c1,2003,04 7:30:00,30 , 0.71061,11.79329,5.676266,2.900577
sgpcmbeC1.c1,2003,04 8:30:00,30 ,1.137543,11.51161,6.508404,3.373343
sgpcmbeC1.c1,2003,04 9:30:00,30 ,1.512704,11.15269,7.015666,2.528728
sgpcmbeC1.c1,2003,0410:30:00,30 ,  1.9627,13.10296,6.391136,2.457609
sgpcmbeC1.c1,2003,0411:30:00,30 , 0.81254,15.83603,5.967507,3.122622
sgpcmbeC1.c1,2003,0412:30:00,30 ,1.094933,10.81936,5.835056,2.532255
sgpcmbeC1.c1,2003,0413:30:00,30 ,0.684386,13.64029,5.569709, 3.34629
sgpcmbeC1.c1,2003,0414:30:00,30 ,1.235327,18.29804,5.331349,3.485087
sgpcmbeC1.c1,2003,0415:30:00,30 ,0.603627,12.56044,5.284367,2.799669
sgpcmbeC1.c1,2003,0416:30:00,30 , 0.85879,10.54996,5.360602, 1.89079
sgpcmbeC1.c1,2003,0417:30:00,30 ,0.296009,10.45189,5.574824,2.094783
sgpcmbeC1.c1,2003,0418:30:00,30 ,0.854852,14.87508,7.382093,4.049462
sgpcmbeC1.c1,2003,0419:30:00,30 ,1.324385,6.704155,3.612102,1.514333
sgpcmbeC1.c1,2003,0420:30:00,30 ,0.676372,4.347645,2.095011,0.963119
sgpcmbeC1.c1,2003,0421:30:00,30 ,0.140153,4.813931,2.129788,1.228792
sgpcmbeC1.c1,2003,0422:30:00,30 ,0.283724,4.839687,1.767745,1.178755
sgpcmbeC1.c1,2003,0423:30:00,30 ,0.539288,8.892908,2.503965,2.202935